Home / 11,157.84-16,726.08-4,135.96

Finding the Fourth Proportional to 11,157.84, 16,726.08 and 4,135.96

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Solution

The fourth proportional to 11,157.84, 16,726.08 and 4,135.96 is: 6,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.84 : 16,726.08 = 4,135.96 : x
  2. Step 2: Convert to fraction form
    11,157.84/16,726.08 = 4,135.96/x
  3. Step 3: Cross multiply
    11,157.84x = 16,726.08 × 4,135.96
  4. Step 4: Simplify right side
    11,157.84x = 69,178,397.84
  5. Step 5: Solve for x
    x = 69,178,397.84/11,157.84
  6. Step 6: Final answer
    x = 6,199.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.